Home / 15,640.08-23,460.16-3,954.24

Finding the Fourth Proportional to 15,640.08, 23,460.16 and 3,954.24

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Solution

The fourth proportional to 15,640.08, 23,460.16 and 3,954.24 is: 5,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.08 : 23,460.16 = 3,954.24 : x
  2. Step 2: Convert to fraction form
    15,640.08/23,460.16 = 3,954.24/x
  3. Step 3: Cross multiply
    15,640.08x = 23,460.16 × 3,954.24
  4. Step 4: Simplify right side
    15,640.08x = 92,767,103.08
  5. Step 5: Solve for x
    x = 92,767,103.08/15,640.08
  6. Step 6: Final answer
    x = 5,931.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.